a new political ad calling him reckless also begins airing -- foreign policy today in virginia. a new political ad calling him reckless also begins airing. >> reporter: the ad accuses the republican of insulting lon don't's handling -- london's handling of the olympic games. >> reckless, irresponsible. that's how they are saying he handled israel, poland and london. >> reporter: one of romney's advisers says his speech in about an hour will be a stark contrast of that ad. reporting in washington, jacqueline fell, ktvu channel 2 news. >>> right now, the vice presidential candidates are preparing for their debate that's happen on thursday in danville, kentucky. political observers say -- >> i am sure that vice president biden got a phone call from the white house and said, you know, look, we -- you know, we didn't go after governor romney as much and so you have gotta turn up the heat. >> i think both men will be very prepared. >> analysts say there's pressure on ryan to show that he's potential presidential material in his first national debate. >>> early voting begins in califor